Police and Cossacks detain a "Femen" women's rights activist during protest against the situation in the Crimea in front of regional Crimean parliament building in Simferopol, Ukraine, Thursday, March 6, 2014. (AP Photo/Sergei Grits)

Police and Cossacks detain a "Femen" women's rights activist during protest against the situation in the Crimea in front of regional Crimean parliament building in Simferopol, Ukraine, Thursday, March 6, 2014. (AP Photo/Sergei Grits)

Police and Cossacks detain a "Femen" women's rights activist during protest against the situation in the Crimea in front of regional Crimean parliament building in Simferopol, Ukraine, Thursday, March 6, 2014. (AP Photo/Sergei Grits)

Cossacks detain a "Femen" women's rights activist during protest against the situation in the Crimea in front of regional Crimean parliament building in Simferopol, Ukraine, Thursday, March 6, 2014. Lawmakers in Crimea called a March 16 referendum on whether to break away from Ukraine and join Russia instead, voting unanimously Thursday to declare their preference for doing so. (AP Photo/Sergei Grits)

"Femen" women's rights activists protest against the war in front of parliament building in Simferopol, Ukraine, Thursday, March 6, 2014. Lawmakers in Crimea called a March 16 referendum on whether to break away from Ukraine and join Russia instead, voting unanimously Thursday to declare their preference for doing so. (AP Photo/Sergei Grits)

A Ukrainian police officer (L) and pro-Russian volunteers detain a topless activist of the Ukrainian women movement Femen, protesting against the war in front of Cremea's parliament during a pro-Russian rally in Simferopol on March 6, 2014 . AFP PHOTO / ALEXANDER NEMENOV

A Ukrainian police officer (L) and pro-Russian volunteers detain a topless activist of the Ukrainian women movement Femen, protesting against the war in front of Cremea's parliament during a pro-Russian rally in Simferopol on March 6, 2014 . AFP PHOTO / ALEXANDER NEMENOV

A Ukrainian police officer (L) and a pro-Russian volunteer (R) detain a topless activist of the Ukrainian women movement Femen, protesting against the war in front of Cremea's parliament during a pro-Russian rally in Simferopol on March 6, 2014. AFP PHOTO / ALEXANDER NEMENOV

A Ukrainian police officer (L) and pro-Russian volunteers detain a topless activist of the Ukrainian women movement Femen, protesting against the war in front of Cremea's parliament during a pro-Russian rally in Simferopol on March 6, 2014 . AFP PHOTO / ALEXANDER NEMENOV

A Ukrainian police officer (C-top) and pro-Russian volunteers detain a topless activist of the Ukrainian women movement Femen, protesting against the war in front of Cremea's parliament during a pro-Russian rally in Simferopol on March 6, 2014 . AFP PHOTO / ALEXANDER NEMENOV

Ukrainian police officers detain a topless activist of the Ukrainian women movement Femen, protesting against the war in front of Cremea's parliament during a pro-Russian rally in Simferopol on March 6, 2014 . AFP PHOTO / ALEXANDER NEMENOV

A man strangles a topless activist of the Ukrainian women movement Femen, protesting against the war in front of Cremea's parliament during a pro-Russian rally in Simferopol on March 6, 2014 . AFP PHOTO / ALEXANDER NEMENOV